Kinetec Spectra CPM - kneeKinetec Spectra CPM knee Long life DC motor, anatomically correct alignment to increase patient compliance and decrease joint stress, wide carriage that accommodates entire spectrum of users, ROM from hyperextension ( 10) through full extension (120), patient lockout which prevents program changes, waterproof hand control, pause settings for up to 15 minutes of rest ad flexion or extension, and a 24 month limited warranty, weighs only 24 lbs.